Loose-Fill insulation

What is Loose-Fill Insulation?

Loose Fill, or blown-in, insulation is a more recent entrant into the insulation market. Installation begins with a membrane placed over open stud bays, or a hole poked in an existing wall, and insulation is blown behind.Traditional batt insulation “

What are the benefits of loose-fill insulation?

Havelock Wool loose-fill insulation boasts an impressive R-value of 4.3 per inch, surpassing that of most other insulation types. As a category, blown-in or loose-fill insulation typically provides a higher R-value than traditional batts and is less

What is the composition & materials of loose-fill insulation?

Our loose-fill insulation is made entirely from 100% wool, with no synthetic materials included. We create small, round balls that are highly effective at trapping air and prevent slumping after installation. Some experts suggest that the entanglemen

Loose-fill Technical Data

What is the mesh for and what about the drywall

There are many kinds of insulation mesh, all will work fine as their only real purpose is to hold the wool in place until the drywall is installed to cover it all up. That said, the blower works better with netting as opposed to a mesh as it provides

Does the loose-fill settle?

No, not Havelock Wool. But, to be clear, traditional loose-fill fibers are inherently weak, brittle and have a tendency to absorb moisture/water like a sponge. Under their own mass they will settle. In an attempt to prevent settling, these fibers are

Can any insulation installer install Havelock?

Yes, absolutely. We  have a growing network of Wool PRO installers across the country who are experienced with our products and can help with your project. If your installer isn’t familiar with Havelock, reach out to us at [email protected] and

What about air sealing? How do I do it?

Beside the insulation itself, air sealing is the single biggest performance gain you can achieve. Access is the toughest part. So, if you are removing all of your current attic insulation- now is the time to make your insulation go as far as possible

I’m using a “smart vapor barrier”. Can I use this instead of the mesh?

Technically yes, in reality it does not work very well as the blower pushes wool through the hose with air pressure and this air pressure needs a way back out. Cutting more holes in a vapor variable membrane requires those holes to then be properly r

What about my recessed lighting or “cans”? Does the insulation go on top of them?

Recessed lights, commonly referred to as "cans," are classified by manufacturers as either IC (Insulation Contact) or non-IC rated. IC-rated fixtures are designed to safely come into contact with insulation. Before starting your project, it is essent

Can DIY’ers use this product?

Yes, absolutely, it is our specialty to provide direct support for our loose-fill products. Plus, we hear from our customers that it is quite simple once they understand the process. And some say it is borderline fun!

How do you install loose-fill insulation?

Blown-in insulation can be installed manually for smaller projects, but we highly recommend using our rental blower for medium to large jobs to achieve optimal results. Don't worry if you lack prior experience in insulation installation; it's user-fr

Is loose-fill just for an attic?

Blown-in insulation is not only easy to install in attics, but it is also widely utilized in the exterior walls of high-performance homes. Professionals often refer to this system as BIBS, which stands for Blown-In Blanket System. Its superior energy

Where do I get a blower?

We offer complimentary blowers to DIY customers with the purchase of one pallet or more of blown-in insulation. Additionally, we provide an instructional video and dedicated product support to assist you. Industry professionals are encouraged to util